Weather in Brazil for October 2025
In general, the average temperature in Brazil at the beginning of October is 30 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 25.4 °C by the end of October.
Brazil experiences heavy rainfall in October, with over 20 rainy days and an average total precipitation 145 mm.
Is October a good time to visit Brazil? check out the best time to travel to Brazil page.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
Brazil in October average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  31° | 2 31° | 3  27° | 4 26° | 5 30° | ||
| 6  32° | 7 33° | 8  34° | 9 25° | 10 25° | 11  30° | 12  32° |
| 13 22° | 14 22° | 15 30° | 16 32° | 17 30° | 18 27° | 19 20° |
| 20 18° | 21 25° | 22  29° | 23 31° | 24 32° | 25 26° | 26 23° |
| 27 19° | 28 27° | 29  29° | 30 26° | 31 28° |
You can click on date
Temperatures trend during October in Brazil
October weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. | Light rain shower | 31° /19° | 4.7 mm | 8 | |
| 2 Oct. | Patchy rain possible | 31° /19° | 0.2 mm | 8 | |
| 3 Oct. | Cloudy | 27° /16° | 0.7 mm | 7 | |
| 4 Oct. | Light rain shower | 26° /18° | 3.3 mm | 6 | |
| 5 Oct. | Light rain shower | 30° /17° | 0.8 mm | 7 | |
| 6 Oct. | Thundery outbreaks possible | 32° /17° | 0.5 mm | 8 | |
| 7 Oct. | Light rain shower | 33° /18° | 7 mm | 8 | |
| 8 Oct. | Patchy light rain with thunder | 34° /18° | 18.7 mm | 9 | |
| 9 Oct. | Light rain shower | 25° /18° | 9.6 mm | 6 | |
| 10 Oct. | Patchy rain possible | 25° /18° | 2.6 mm | 7 | |
| 11 Oct. | Partly cloudy | 30° /18° | 8 mm | 8 | |
| 12 Oct. | Moderate rain at times | 32° /20° | 3.3 mm | 8 | |
| 13 Oct. | Light rain shower | 22° /15° | 2.3 mm | 6 | |
| 14 Oct. | Patchy rain possible | 22° /16° | 0.3 mm | 6 | |
| 15 Oct. | Light rain shower | 30° /16° | 2.3 mm | 8 | |
| 16 Oct. | Patchy light rain with thunder | 32° /19° | 1.8 mm | 8 | |
| 17 Oct. | Light rain shower | 30° /19° | 3.5 mm | 8 | |
| 18 Oct. | Patchy rain possible | 27° /17° | 3.8 mm | 7 | |
| 19 Oct. | Patchy rain possible | 20° /15° | 10.3 mm | 5 | |
| 20 Oct. | Light rain shower | 18° /15° | 3.8 mm | 5 | |
| 21 Oct. | Patchy rain possible | 25° /16° | 0.5 mm | 6 | |
| 22 Oct. | Overcast | 29° /18° | 1.7 mm | 7 | |
| 23 Oct. | Partly cloudy | 31° /19° | 12.1 mm | 8 | |
| 24 Oct. | Patchy rain possible | 32° /20° | 2.6 mm | 8 | |
| 25 Oct. | Light rain shower | 26° /20° | 6 mm | 7 | |
| 26 Oct. | Light rain shower | 23° /18° | 9 mm | 6 | |
| 27 Oct. | Moderate or heavy rain shower | 19° /16° | 4.9 mm | 5 | |
| 28 Oct. | Light rain shower | 27° /17° | 3.2 mm | 7 | |
| 29 Oct. | Moderate or heavy rain with thunder | 29° /20° | 9.6 mm | 7 | |
| 30 Oct. | Light rain shower | 26° /19° | 4.9 mm | 7 | |
| 31 Oct. | Light rain shower | 28° /18° | 3.2 mm | 7 | |
| Next | |||||
Guide for Brazil in October
In October, Brazil experiences a transition from spring to summer, resulting in varied weather conditions across the country. At the beginning of the month, southern regions such as Sao Paulo and Rio de Janeiro typically enjoy mild temperatures with occasional rain showers.
The average temperature in Sao Paulo hovers around 20°, while Rio de Janeiro experiences slightly warmer weather at around 23°. These regions also benefit from longer daylight hours, making it an ideal time for outdoor activities and sightseeing.
Moving towards the end of October, the northern regions, including the Amazon rainforest, begin to experience increasing temperatures and humidity. Cities like Manaus can expect temperatures to rise to around 30°, accompanied by high humidity levels.
This period marks the onset of the wet season in the Amazon, with frequent afternoon thunderstorms and heavy rainfall.
In summary, October in Brazil offers a diverse weather experience, from mild and pleasant conditions in the south to warmer and more humid weather in the north.
Travelers should be prepared for potential rain showers in the southern regions and increased humidity in the north as the month progresses.
Have you visited Brazil in October? Share your experience by writing a review.
Brazil in October - FAQ
What to pack to Brazil in October?
As you prepare for your trip to Brazil in October, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Brazil, during October, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
October rainfall patterns in Brazil
UV exposure in Brazil during October
Quick links
Where is Brazil?Get accurate weather forecasts for Brazil, located at latitude -23.548 and longitude -46.636. Stay updated with localized weather information tailored for Brazil.